<div *ngIf="heroz">
  <h2>{{heroz.name}} 详情!</h2>
  <div>
    <label>称号: </label>{{heroz.id}}
  </div>
  <div>
    <label>名字: </label>
    <input [(ngModel)]="heroz.name" placeholder="name"/>
  </div>
  <button (click)="goBack()">Back</button>
</div>
